#include <stdio.h>

int hour = 23;
int minute = 59;

int print_time(int hour, int minute)
//int print_time(...)
{
	printf("%d:%d in print_time.\n", hour, minute);
}

int print_time_void()
{
	printf("%d:%d in print_time_void.\n", hour, minute);
	hour = 24;
	minute = 60;
}

int print_time_void2()
{
        printf("%d:%d in print_time_void2.\n", hour, minute);
        hour = 48;
        minute = 120;
}

int main(int argc, char *argv[])
{
	print_time(hour, minute);

	int hour = 11;
	int minute = 30;

	print_time(hour, minute);
	print_time_void();
	print_time(hour, minute);
	printf("hello\n");
	print_time_void();
	print_time(hour, minute);
	print_time_void2();
	print_time_void();
	print_time_void();

	printf("%d:%d in main.\n", hour, minute);

	return 0;
}


